Grill cleaning device



FIG. 1 is a perspective view of a grill cleaning device, showing my new design;

FIG. 2 is a front view of the grill cleaning device thereof;

FIG. 3 is a rear view of the grill cleaning device thereof;

FIG. 4 is a left side view of the grill cleaning device thereof;

FIG. 5 is a right side view of the grill cleaning device thereof; and,

FIG. 6 is a top view of the grill cleaning device thereof.

The broken lines are included for the purpose of illustrating environment and unclaimed portions of the grill cleaning device, and form no part of the claimed design. 

CLAIM The ornamental design for a grill cleaning device, as shown and described. 